amcl quit automatically [closed]

edit

hi, all,

my AMCL node seems aborting itself

MacBookPro:~$ rosrun amcl amcl scan:=laser _odom_frame_id:=odom_frame _global_frame_id:=world 
[ INFO] [1401987169.972214430]: Requesting the map...
[ INFO] [1401987170.030774774]: Received a 4000 X 4000 map @ 0.050 m/pix

[ INFO] [1401987170.304381864]: Initializing likelihood field model; this can take some time on large maps...
[ INFO] [1401987170.605699564]: Done initializing likelihood field model.
amcl: /home/user/workspace/agv/swproj/ros/ChasisControl/src/navigation_node/amcl/pf/pf_kdtree.c:378: pf_kdtree_cluster: Assertion `node == pf_kdtree_find_node(self, self->root, node->key)' failed.
Aborted (core dumped)

any reason why?